The population of Busy Village is 3 X 108, and the population of Boring Town is 6 X 103. Busy Village is how many times the population of Boring Town?
Express your answer in proper scientific notation.

Find parametric equations for the line. (enter your answers as a comma-separated list of equations. let x, y, and z be functions of t.) the line in the direction of the vector 5 i + 5 j − 6k and through the point (−4, 4, −2).

What is the slope of the line shown below?

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?